<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
    <%@taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
    
    <%--create by zhangguangwen on 2017年8月19日--%>
<!DOCTYPE html>
<html>
<head>
<base href="${BaseContext }">
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>js/jquery专项</title>
<link rel="stylesheet" href="http://cdn.amazeui.org/amazeui/2.7.2/css/amazeui.min.css" />
<script src="https://cdn.bootcss.com/jquery/1.12.4/jquery.min.js"></script>
<script src="http://cdn.amazeui.org/amazeui/2.7.2/js/amazeui.min.js"></script>

</head>
<body>

<div class="am-container dataDiv">
			<section class="am-panel am-panel-primary">
			  <header class="am-panel-hd">
			    <h3 class="am-panel-title">考试功能演示</h3>
			  </header>
			  <div class="am-panel-bd">
			  <form action="test/getDb.do" id = "checkedBox">
					<table class="am-table am-table-bordered am-text-center">
						<thead>
							<tr>
								<th colspan="3">
									<button type="button" id = "refreshBtn" title="点击此按钮刷新下方表格数据，ajax处理" class="am-btn am-btn-primary">刷新数据</button>
								</th>
							</tr>
							
						</thead>
						<tbody id = "tBody">
						
						<c:forEach items="${list }" varStatus="i" var = "l">
							<tr>
								<td><input type="checkbox" name = "checkBox" value = "${l.id }" ></td>
								<td>${l.name }</td>
								<td>${l.age }岁</td>
							</tr>
						</c:forEach>
						
							<tr>
								
								<td colspan="3">
									<button class="am-btn am-btn-primary" type="button" title="点击后将所有数据的checkbox修改为选中状态" onclick="checkAll()">全选</button>
									<button class="am-btn am-btn-primary" type="button" title="点击后将所有数据的checkbox修改为未选中状态" onclick="cancelCheck()">全不选</button>
									<button class="am-btn am-btn-primary" type="button" title="点击后，已选择的checkbox改为未选择，未选择的checkbox改为已选择">反选</button>
									<button class="am-btn am-btn-warning" type="button" title="点击后提交已选择数据的value值" onclick="submitData()">提交已选择数据</button>
								</td>
							</tr>
						</tbody>
					</table>
			</form>
					<div>
						<p>点击提交按钮后，如果未选择任何数据，在这里打印提示信息，提示用户先选择数据再提交</p>
						<p>如果已选择数据，则提交并且在后台打印提交的所有数据。然后将当前项目的运行路径获取并且返回，在这里显示了</p>
						<p id = "address"></p>
					</div>
			  </div>
			</section>
		</div>
<script type="text/javascript">

$(function(){
	
	$('#refreshBtn').on('click',function(){

		$.get('test/index.do');
		
		location.reload();
		
	});
	
	
});

function checkAll(){
	
	var checkbox = $('input[type="checkbox"]');
	$(checkbox).each(function(i){
		
		$(this).prop("checked",true);
		
	});
		
	};
	
function cancelCheck(){
	
	var checkbox = $('input[type="checkbox"]');
	$(checkbox).each(function(i){
		
		$(this).prop("checked",false);
		
	});
		
	};

function submitData(){
	
	
	var count=0;
	var checkboxes = document.getElementsByName('checkBox');
	console.log(checkboxes.length);
	for(var i=0;i<checkboxes.length;i++){
		var c = checkboxes[i];
		if(c.checked){
			count++;
		}
	}
	console.log(count);
	
	if(count==0){
		alert('请先选择数据！！！');
	}else{
		
		$.get('test/getDb.do',$('#checkedBox').serialize(),function(data){
			
			$('#address').html(data.address);
			
		},'json');
		
	}
	
}


</script>

</body>
</html>